How would you write the null and alternative hypotheses?
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
Related questions
Question
20.
Question content area top
Part 1
Your medical research team is investigating the
standard deviation of the
cost of a 30-day supply of a certain heart medication. A pharmaceutical company thinks that the
standard deviation of the
cost is
less than $11.
You want to support this claim. How would you write the null and alternative hypotheses?Question content area bottom
Part 1
H0:
▼
sigma equals 11σ=11
sigma not equals 11σ≠11
sigma greater than 11σ>11
sigma less than 11σ<11
sigma greater than or equals 11σ≥11
sigma less than or equals 11σ≤11
Ha:
▼
sigma less than or equals 11σ≤11
sigma equals 11σ=11
sigma less than 11σ<11
sigma greater than 11σ>11
sigma greater than or equals 11σ≥11
sigma not equals 11σ≠11
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